Rio Premier Fathom Fly Line
Best high performance sinking line for serious stillwater anglers.
A specialized sinking line built for stillwater efficiency. The quick-loading head reduces false casts, while integrated visual markers for the loading point and hang zone take the guesswork out of your retrieve.
$99.99
at
Fly Fish Food
More Fathom options
Who it's for
- Distance casters seeking maximum line longevity and smooth rod guides
- Stillwater anglers needing precise depth control during the retrieve
- Lake fishers wanting a direct connection to their sub-surface flies
Who should skip it
- Budget-conscious hobbyists looking for a basic sinking line option
- Multi-species anglers who prefer a single all-around fly line
- Winter anglers fishing in near-freezing conditions who demand perfectly straight lines
Performance breakdown
Casting Efficiency
Short head design minimizes false casts for rapid, effortless distance.
Depth Control
Density compensation ensures a straight, predictable sink rate every time.
Visual Feedback
High-contrast color changes make identifying the loading point intuitive.
Hang Zone Precision
Integrated marker removes guesswork when fishing the critical hang zone.
Stillwater Versatility
Multiple sink rates cover everything from shallow flats to deep drop-offs.
Line Durability
Robust coating withstands repeated stripping and exposure to lake elements.
Key Specs
Line Weights
5wt, 6wt, 7wt, 8wt
Sink Rates
3ips, 5ips, 6ips, 7ips
Total Head Weight
172gr to 260gr
Head Length
35 feet
Total Length
105 feet
Coating
SlickCast
Buoyancy
Sinking
Density Compensation
Included (except Type-7)
Hang Marker
Included
Loading Point Indicator
Included
Know before you buy
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